/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:03:55,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:03:55,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:03:55,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:03:55,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:03:55,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:03:55,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:03:55,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:03:55,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:03:55,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:03:55,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:03:55,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:03:55,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:03:55,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:03:55,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:03:55,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:03:55,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:03:55,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:03:55,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:03:55,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:03:55,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:03:55,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:03:55,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:03:55,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:03:55,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:03:55,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:03:55,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:03:55,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:03:55,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:03:55,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:03:55,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:03:55,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:03:55,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:03:55,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:03:55,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:03:55,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:03:55,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:03:55,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:03:55,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:03:55,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:03:55,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:03:55,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:03:55,496 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:03:55,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:03:55,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:03:55,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:03:55,500 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:03:55,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:03:55,500 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:03:55,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:03:55,501 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:03:55,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:03:55,504 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:03:55,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:03:55,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:03:55,505 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:03:55,505 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:03:55,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:03:55,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:03:55,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:03:55,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:03:55,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:03:55,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:03:55,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:03:55,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:03:55,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:03:55,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:03:55,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:03:55,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:03:55,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:03:55,508 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:03:55,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:03:55,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:03:55,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:03:56,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:03:56,003 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:03:56,004 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:03:56,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_product32.cil.c [2020-10-28 16:03:56,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ba66818e/18f4abf6ceaf46f8b52ffc01d34f170f/FLAGb90a3d3a2 [2020-10-28 16:03:56,862 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:03:56,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec1_product32.cil.c [2020-10-28 16:03:56,889 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ba66818e/18f4abf6ceaf46f8b52ffc01d34f170f/FLAGb90a3d3a2 [2020-10-28 16:03:57,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ba66818e/18f4abf6ceaf46f8b52ffc01d34f170f [2020-10-28 16:03:57,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:03:57,032 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:03:57,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:03:57,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:03:57,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:03:57,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:03:57" (1/1) ... [2020-10-28 16:03:57,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651c0257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:57, skipping insertion in model container [2020-10-28 16:03:57,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:03:57" (1/1) ... [2020-10-28 16:03:57,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:03:57,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:03:58,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:03:58,059 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:03:58,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:03:58,300 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:03:58,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58 WrapperNode [2020-10-28 16:03:58,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:03:58,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:03:58,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:03:58,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:03:58,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (1/1) ... [2020-10-28 16:03:58,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (1/1) ... [2020-10-28 16:03:58,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (1/1) ... [2020-10-28 16:03:58,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (1/1) ... [2020-10-28 16:03:58,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (1/1) ... [2020-10-28 16:03:58,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (1/1) ... [2020-10-28 16:03:58,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (1/1) ... [2020-10-28 16:03:58,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:03:58,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:03:58,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:03:58,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:03:58,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:03:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:03:58,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:03:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:03:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:03:58,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:03:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:03:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:03:58,587 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:03:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:03:58,619 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-28 16:03:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-28 16:03:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2020-10-28 16:03:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2020-10-28 16:03:58,622 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-28 16:03:58,622 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-28 16:03:58,623 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-28 16:03:58,623 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2020-10-28 16:03:58,623 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2020-10-28 16:03:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-28 16:03:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-28 16:03:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-28 16:03:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-28 16:03:58,624 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-28 16:03:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-28 16:03:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-28 16:03:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-28 16:03:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-28 16:03:58,625 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-28 16:03:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-28 16:03:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2020-10-28 16:03:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2020-10-28 16:03:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-28 16:03:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-28 16:03:58,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-28 16:03:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-28 16:03:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-28 16:03:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-28 16:03:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-28 16:03:58,627 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-28 16:03:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-28 16:03:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-28 16:03:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-28 16:03:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-28 16:03:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-28 16:03:58,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-28 16:03:58,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-28 16:03:58,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-28 16:03:58,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-28 16:03:58,630 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-28 16:03:58,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-28 16:03:58,630 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-28 16:03:58,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-28 16:03:58,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2020-10-28 16:03:58,631 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-28 16:03:58,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:03:58,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:03:58,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:03:58,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:03:58,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:03:58,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:03:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-28 16:03:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-28 16:03:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-28 16:03:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-28 16:03:58,633 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-28 16:03:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-28 16:03:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-28 16:03:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-28 16:03:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-28 16:03:58,634 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-28 16:03:58,635 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-28 16:03:58,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-28 16:03:58,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-28 16:03:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-28 16:03:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-28 16:03:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-28 16:03:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-28 16:03:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-28 16:03:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-28 16:03:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-28 16:03:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-28 16:03:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-28 16:03:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-28 16:03:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-28 16:03:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-28 16:03:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-28 16:03:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-28 16:03:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-28 16:03:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-28 16:03:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-28 16:03:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2020-10-28 16:03:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2020-10-28 16:03:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-28 16:03:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-28 16:03:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-28 16:03:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-28 16:03:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-28 16:03:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-28 16:03:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-28 16:03:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-28 16:03:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-28 16:03:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-28 16:03:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-28 16:03:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-28 16:03:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-28 16:03:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:03:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:03:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-28 16:03:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-28 16:03:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-28 16:03:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-28 16:03:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-28 16:03:58,643 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-28 16:03:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-28 16:03:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-28 16:03:58,644 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-28 16:03:58,645 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-28 16:03:58,645 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-28 16:03:58,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:03:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:03:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:03:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:03:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:03:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:03:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:03:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:03:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:03:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:03:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-28 16:03:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-28 16:03:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-28 16:03:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-28 16:03:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-28 16:03:58,652 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-28 16:03:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-28 16:03:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-28 16:03:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-28 16:03:58,653 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-28 16:03:58,654 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:03:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:03:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-28 16:03:58,655 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-28 16:03:58,656 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-28 16:03:58,661 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-28 16:03:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-28 16:03:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-28 16:03:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-28 16:03:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-28 16:03:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-28 16:03:58,662 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-28 16:03:58,663 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-28 16:03:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-28 16:03:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-28 16:03:58,664 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-28 16:03:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-28 16:03:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-28 16:03:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-28 16:03:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-28 16:03:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-28 16:03:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-28 16:03:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-28 16:03:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-28 16:03:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-28 16:03:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-28 16:03:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-28 16:03:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-28 16:03:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-28 16:03:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-28 16:03:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-28 16:03:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-28 16:03:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2020-10-28 16:03:58,667 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-28 16:03:58,668 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-28 16:03:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-28 16:03:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-28 16:03:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-28 16:03:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-28 16:03:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-28 16:03:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-28 16:03:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:03:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-28 16:03:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:03:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:03:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:03:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:03:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:03:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:03:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:03:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:03:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:03:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:03:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:03:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:03:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:03:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:03:58,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:03:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-28 16:03:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-28 16:03:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-28 16:03:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-28 16:03:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-28 16:03:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-28 16:03:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-28 16:03:58,672 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-28 16:03:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-28 16:03:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-28 16:03:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-28 16:03:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-28 16:03:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-28 16:03:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-28 16:03:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-28 16:03:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-28 16:03:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-28 16:03:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-28 16:03:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-28 16:03:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-28 16:03:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-28 16:03:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-28 16:03:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-28 16:03:58,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:03:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:03:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-28 16:03:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-28 16:03:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-28 16:03:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-28 16:03:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-28 16:03:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:03:58,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:03:58,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:04:01,561 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:04:01,562 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 16:04:01,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:04:01 BoogieIcfgContainer [2020-10-28 16:04:01,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:04:01,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:04:01,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:04:01,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:04:01,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:03:57" (1/3) ... [2020-10-28 16:04:01,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e373972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:04:01, skipping insertion in model container [2020-10-28 16:04:01,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:03:58" (2/3) ... [2020-10-28 16:04:01,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e373972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:04:01, skipping insertion in model container [2020-10-28 16:04:01,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:04:01" (3/3) ... [2020-10-28 16:04:01,574 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec1_product32.cil.c [2020-10-28 16:04:01,586 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:04:01,593 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:04:01,605 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:04:01,636 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:04:01,636 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:04:01,636 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:04:01,636 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:04:01,637 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:04:01,637 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:04:01,637 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:04:01,637 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:04:01,669 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states. [2020-10-28 16:04:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-10-28 16:04:01,700 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:04:01,701 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:04:01,702 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:04:01,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:04:01,708 INFO L82 PathProgramCache]: Analyzing trace with hash -203207290, now seen corresponding path program 1 times [2020-10-28 16:04:01,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:04:01,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [599060936] [2020-10-28 16:04:01,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:04:02,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:02,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:02,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:03,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:03,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:03,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:07,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:07,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-28 16:04:07,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:04:07,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-28 16:04:07,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:07,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:07,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:07,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-28 16:04:07,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:07,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:04:09,904 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-28 16:04:09,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:04:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:09,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:10,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:10,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:04:10,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:10,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-28 16:04:10,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:10,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:10,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:10,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:10,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:10,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:10,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:04:10,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:10,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:10,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:10,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:04:10,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:10,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:10,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:10,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:10,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:10,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:10,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:10,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:10,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:04:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:10,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:10,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:10,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:04:10,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:10,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:10,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:10,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:10,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:10,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:10,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:10,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:10,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:04:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:10,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:10,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:10,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:04:10,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:10,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:04:10,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:10,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:10,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:10,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:10,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:10,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:10,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:04:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:10,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:10,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:10,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:10,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:12,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:04:15,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:04:15,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 16:04:15,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:04:15,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:04:15,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:04:15,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:04:15,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:15,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:04:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:15,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 16:04:15,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:04:15,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:04:15,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:04:15,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:04:15,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:15,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:04:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:15,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:04:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:04:15,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:04:15,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:04:15,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:04:15,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:15,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:04:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:15,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 16:04:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:04:15,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:04:15,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 16:04:15,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:04:15,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:04:15,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:04:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:15,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 16:04:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:04:15,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:04:15,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:04:15,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:15,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:15,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:04:15,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-28 16:04:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:15,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:15,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 16:04:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:04:15,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:15,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-28 16:04:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 16:04:15,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:15,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:04:15,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-28 16:04:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:15,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:15,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-28 16:04:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:15,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:15,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-28 16:04:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:15,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:15,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:15,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:15,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:15,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:15,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:15,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:15,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:15,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:15,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:15,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:15,738 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-28 16:04:15,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [599060936] [2020-10-28 16:04:15,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:04:15,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 16:04:15,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041506055] [2020-10-28 16:04:15,748 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:04:15,749 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:04:15,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:04:15,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:04:15,765 INFO L87 Difference]: Start difference. First operand 641 states. Second operand 11 states. [2020-10-28 16:04:39,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:04:39,108 INFO L93 Difference]: Finished difference Result 1461 states and 2262 transitions. [2020-10-28 16:04:39,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-28 16:04:39,111 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 168 [2020-10-28 16:04:39,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:04:39,159 INFO L225 Difference]: With dead ends: 1461 [2020-10-28 16:04:39,159 INFO L226 Difference]: Without dead ends: 989 [2020-10-28 16:04:39,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2020-10-28 16:04:39,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2020-10-28 16:04:39,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 581. [2020-10-28 16:04:39,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 581 states. [2020-10-28 16:04:39,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 793 transitions. [2020-10-28 16:04:39,635 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 793 transitions. Word has length 168 [2020-10-28 16:04:39,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:04:39,636 INFO L481 AbstractCegarLoop]: Abstraction has 581 states and 793 transitions. [2020-10-28 16:04:39,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:04:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 793 transitions. [2020-10-28 16:04:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-28 16:04:39,642 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:04:39,642 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:04:39,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:04:39,643 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:04:39,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:04:39,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1354088185, now seen corresponding path program 1 times [2020-10-28 16:04:39,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:04:39,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [127538987] [2020-10-28 16:04:39,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:04:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:39,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:39,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:39,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:40,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:40,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:42,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:44,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:44,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-10-28 16:04:44,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:04:44,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 16:04:44,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:44,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:44,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:04:44,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-28 16:04:44,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:04:44,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:46,956 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-28 16:04:46,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:04:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:46,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:47,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:47,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:04:47,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:47,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-28 16:04:47,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:47,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:47,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:47,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:04:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:47,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:47,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:47,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:04:47,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:47,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:04:47,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:47,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:47,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:47,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:47,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:47,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:47,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:04:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:47,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:47,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:47,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:04:47,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:47,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:04:47,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:47,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:47,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:47,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:47,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:47,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:47,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:04:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:47,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:47,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:47,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:04:47,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:47,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:47,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:47,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:47,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:47,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:47,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:47,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:47,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:04:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:47,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:47,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:47,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:47,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:48,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:04:52,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:04:52,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 16:04:52,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:04:52,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:04:52,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:04:52,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:52,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:04:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 16:04:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:04:52,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:04:52,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:04:52,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:04:52,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:04:52,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:04:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:04:52,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:04:52,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:04:52,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:04:52,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:04:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 16:04:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:04:52,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:04:52,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 16:04:52,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:04:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-28 16:04:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:04:52,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:04:52,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:04:52,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:04:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:04:52,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 16:04:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:52,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 16:04:52,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:52,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 16:04:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 16:04:52,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:04:52,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 16:04:52,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:52,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 16:04:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:52,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-28 16:04:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:04:52,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:04:52,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:04:52,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:04:52,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:04:52,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:04:52,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:04:52,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:04:52,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:04:52,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:04:52,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:04:52,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:04:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-28 16:04:52,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [127538987] [2020-10-28 16:04:52,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:04:52,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 16:04:52,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028775278] [2020-10-28 16:04:52,573 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:04:52,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:04:52,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:04:52,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:04:52,574 INFO L87 Difference]: Start difference. First operand 581 states and 793 transitions. Second operand 12 states. [2020-10-28 16:04:59,659 WARN L193 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-28 16:05:23,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:05:23,026 INFO L93 Difference]: Finished difference Result 1297 states and 1894 transitions. [2020-10-28 16:05:23,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 16:05:23,027 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 169 [2020-10-28 16:05:23,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:05:23,040 INFO L225 Difference]: With dead ends: 1297 [2020-10-28 16:05:23,040 INFO L226 Difference]: Without dead ends: 992 [2020-10-28 16:05:23,043 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2020-10-28 16:05:23,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2020-10-28 16:05:23,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 583. [2020-10-28 16:05:23,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 583 states. [2020-10-28 16:05:23,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 795 transitions. [2020-10-28 16:05:23,340 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 795 transitions. Word has length 169 [2020-10-28 16:05:23,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:05:23,341 INFO L481 AbstractCegarLoop]: Abstraction has 583 states and 795 transitions. [2020-10-28 16:05:23,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:05:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 795 transitions. [2020-10-28 16:05:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-28 16:05:23,345 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:05:23,345 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:05:23,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:05:23,346 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:05:23,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:05:23,346 INFO L82 PathProgramCache]: Analyzing trace with hash -378117271, now seen corresponding path program 1 times [2020-10-28 16:05:23,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:05:23,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [827413411] [2020-10-28 16:05:23,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:05:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:23,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:23,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:23,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:23,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:23,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:27,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:27,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:27,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:27,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:27,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:28,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:28,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-28 16:05:28,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 16:05:28,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5044 [2020-10-28 16:05:28,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:28,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:28,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:05:28,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-28 16:05:28,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:05:28,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:30,971 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-28 16:05:30,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:05:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:30,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:31,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:31,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:05:31,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:31,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 16:05:31,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:31,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:31,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:31,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:31,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:31,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:05:31,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:05:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:31,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:31,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:31,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:05:31,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:31,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:05:31,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:31,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:31,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:31,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:31,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:31,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:31,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:05:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:31,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:31,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:31,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:05:31,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:31,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:05:31,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:31,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:31,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:31,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:31,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:31,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:31,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:05:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:31,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:31,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:31,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:05:31,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:31,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:05:31,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:31,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:31,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:31,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:31,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:05:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:31,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:31,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:31,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:31,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:32,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:05:36,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:05:36,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:05:36,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:05:36,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:05:36,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:05:36,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:05:36,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:05:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 16:05:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:05:36,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:05:36,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:05:36,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:05:36,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:05:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:05:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:05:36,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:05:36,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:05:36,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:05:36,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:05:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:05:36,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 16:05:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:05:36,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:05:36,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 16:05:36,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:05:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 16:05:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:05:36,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:05:36,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:05:36,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:05:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:05:36,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:05:36,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 16:05:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:05:36,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 16:05:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:05:36,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-28 16:05:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 16:05:36,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:05:36,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-28 16:05:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:05:36,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:05:36,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-28 16:05:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:05:36,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-28 16:05:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:05:36,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:05:36,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:05:36,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:05:36,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:05:36,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:05:36,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:05:36,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:05:36,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:05:36,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:05:36,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:05:36,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:05:36,581 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-28 16:05:36,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [827413411] [2020-10-28 16:05:36,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:05:36,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:05:36,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227406980] [2020-10-28 16:05:36,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:05:36,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:05:36,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:05:36,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:05:36,589 INFO L87 Difference]: Start difference. First operand 583 states and 795 transitions. Second operand 13 states. [2020-10-28 16:05:43,588 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-28 16:05:46,020 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-28 16:06:13,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:06:13,288 INFO L93 Difference]: Finished difference Result 1359 states and 2000 transitions. [2020-10-28 16:06:13,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 16:06:13,289 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 179 [2020-10-28 16:06:13,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:06:13,298 INFO L225 Difference]: With dead ends: 1359 [2020-10-28 16:06:13,298 INFO L226 Difference]: Without dead ends: 1054 [2020-10-28 16:06:13,300 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=241, Invalid=515, Unknown=0, NotChecked=0, Total=756 [2020-10-28 16:06:13,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2020-10-28 16:06:13,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 628. [2020-10-28 16:06:13,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 628 states. [2020-10-28 16:06:13,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 872 transitions. [2020-10-28 16:06:13,629 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 872 transitions. Word has length 179 [2020-10-28 16:06:13,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:06:13,629 INFO L481 AbstractCegarLoop]: Abstraction has 628 states and 872 transitions. [2020-10-28 16:06:13,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:06:13,630 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 872 transitions. [2020-10-28 16:06:13,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-10-28 16:06:13,634 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:06:13,634 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:06:13,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:06:13,634 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:06:13,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:06:13,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1392222250, now seen corresponding path program 1 times [2020-10-28 16:06:13,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:06:13,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [889852180] [2020-10-28 16:06:13,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:06:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:13,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:13,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:13,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:14,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:14,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:16,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:17,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:18,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:18,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-10-28 16:06:18,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-28 16:06:18,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-28 16:06:18,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:18,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:18,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:06:18,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-28 16:06:18,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:06:18,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:21,117 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-28 16:06:21,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:06:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:21,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:21,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:21,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:06:21,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:21,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 16:06:21,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:21,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:21,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:21,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:21,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:21,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:21,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:06:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:21,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:21,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:21,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:06:21,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:21,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:06:21,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:21,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:21,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:21,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:21,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:21,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:21,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:06:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:21,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:21,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:21,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:06:21,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:21,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:06:21,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:21,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:21,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:21,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:21,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:21,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:21,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:06:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:21,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:21,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:21,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:06:21,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:21,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:06:21,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:21,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:21,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:21,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:06:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:21,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:21,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:21,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:21,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:21,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:06:26,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:06:26,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:06:26,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:06:26,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:06:26,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:06:26,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:06:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 16:06:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:06:26,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:06:26,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:06:26,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:06:26,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:06:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:06:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:06:26,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:06:26,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:06:26,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:06:26,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:06:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 16:06:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:06:26,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:06:26,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 16:06:26,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:06:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-28 16:06:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:06:26,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:06:26,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:06:26,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:06:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:06:26,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:06:26,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 16:06:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:06:26,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-28 16:06:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:06:26,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-28 16:06:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 16:06:26,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:06:26,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-28 16:06:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:06:26,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-28 16:06:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:06:26,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:06:26,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-28 16:06:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:06:26,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:06:26,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:06:26,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:06:26,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:06:26,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:06:26,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:06:26,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:06:26,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:06:26,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:06:26,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:06:26,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:06:26,690 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-28 16:06:26,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [889852180] [2020-10-28 16:06:26,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:06:26,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 16:06:26,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674321656] [2020-10-28 16:06:26,695 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:06:26,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:06:26,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:06:26,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:06:26,697 INFO L87 Difference]: Start difference. First operand 628 states and 872 transitions. Second operand 12 states. [2020-10-28 16:06:33,540 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 589 [2020-10-28 16:07:00,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:07:00,008 INFO L93 Difference]: Finished difference Result 1488 states and 2246 transitions. [2020-10-28 16:07:00,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 16:07:00,009 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 181 [2020-10-28 16:07:00,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:07:00,019 INFO L225 Difference]: With dead ends: 1488 [2020-10-28 16:07:00,019 INFO L226 Difference]: Without dead ends: 1183 [2020-10-28 16:07:00,021 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-10-28 16:07:00,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2020-10-28 16:07:00,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 672. [2020-10-28 16:07:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2020-10-28 16:07:00,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 945 transitions. [2020-10-28 16:07:00,383 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 945 transitions. Word has length 181 [2020-10-28 16:07:00,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:07:00,384 INFO L481 AbstractCegarLoop]: Abstraction has 672 states and 945 transitions. [2020-10-28 16:07:00,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:07:00,384 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 945 transitions. [2020-10-28 16:07:00,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-28 16:07:00,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:07:00,388 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:07:00,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:07:00,388 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:07:00,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:07:00,389 INFO L82 PathProgramCache]: Analyzing trace with hash -75052425, now seen corresponding path program 1 times [2020-10-28 16:07:00,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:07:00,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1366437207] [2020-10-28 16:07:00,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:07:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:00,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:00,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:00,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:00,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:00,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:00,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:00,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:02,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:02,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:02,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:02,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:02,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:02,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:02,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:05,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:05,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 264 [2020-10-28 16:07:05,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 16:07:05,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:07:05,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:05,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:05,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:07:05,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-28 16:07:05,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:07:05,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:07,900 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 586 [2020-10-28 16:07:07,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:07:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:07,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:08,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:08,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:08,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:07:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:08,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:08,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:08,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:08,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:07:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:08,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:08,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:08,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:07:08,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:08,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:07:08,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:08,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:08,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:08,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:08,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:08,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:08,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:07:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:08,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:08,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:08,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:07:08,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:08,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:07:08,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:08,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:08,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:08,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:08,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:08,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:08,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:07:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:08,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:08,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:08,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:08,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:08,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:12,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:12,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-28 16:07:12,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:07:12,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4860 [2020-10-28 16:07:12,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:12,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:12,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:12,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:12,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:12,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:12,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:12,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:12,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:12,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:07:12,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:12,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:07:12,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:12,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:12,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:12,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:12,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:12,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:07:13,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:07:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 16:07:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:07:13,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:07:13,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:07:13,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:07:13,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:07:13,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:07:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:07:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 16:07:13,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:07:13,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:07:13,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:07:13,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:07:13,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 16:07:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:07:13,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:07:13,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 16:07:13,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:07:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 16:07:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:07:13,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:07:13,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:07:13,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:07:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:07:13,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:07:13,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 16:07:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:07:13,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:07:13,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 16:07:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:07:13,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:07:13,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 16:07:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 16:07:13,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:07:13,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-28 16:07:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:07:13,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:07:13,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-28 16:07:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:07:13,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-28 16:07:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:07:13,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:07:13,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:07:13,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:07:13,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:07:13,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:07:13,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:07:13,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:07:13,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:07:13,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 16:07:13,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:07:13,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:07:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-28 16:07:13,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1366437207] [2020-10-28 16:07:13,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:07:13,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 16:07:13,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501087619] [2020-10-28 16:07:13,347 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:07:13,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:07:13,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:07:13,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:07:13,348 INFO L87 Difference]: Start difference. First operand 672 states and 945 transitions. Second operand 12 states. [2020-10-28 16:07:18,556 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 589